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Mercari VS Cert Decoder

Compare Mercari VS Cert Decoder and see what are their differences

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Mercari logo Mercari

Mercari provides a hassle-free and secure way for anyone to buy and sell stuff straight from their mobile device. We provide a buyer protection guarantee so you can buy in confidence. About UsFurther Information.

Cert Decoder logo Cert Decoder

Decode and verify SSL/TLS certificates online. Extract X.509 details including issuer, validity, SAN, and fingerprint. Fast, secure, and browser-based.
  • Mercari Landing page
    Landing page //
    2018-10-19
  • Cert Decoder
    Image date //
    2025-03-22

Cert Decoder is a free online tool that helps you decode X.509 SSL/TLS certificates in PEM format. It instantly shows important information like the issuer, expiry date, SAN entries, and fingerprint. All data is processed locally in your browser, so nothing is ever sent or stored elsewhere.

Mercari features and specs

  • User-Friendly Interface
    Mercari provides a clean, intuitive interface that makes it easy for users to list and purchase items quickly.
  • Wide Variety of Items
    Mercari offers a diverse range of products ranging from clothing to electronics, giving buyers plenty of options.
  • Simple Listing Process
    Sellers can list items using a straightforward process, including taking photos, writing descriptions, and setting prices.
  • No Listing Fees
    Mercari does not charge sellers to list an item, making it cost-effective to post multiple items.
  • Buyer Protection
    Mercari offers protection for buyers through their in-app communication and secure payment system, reducing the risk of scams.

Possible disadvantages of Mercari

  • Seller Fees
    While there are no listing fees, Mercari charges a 10% seller fee on each completed sale, which can add up.
  • Shipping Costs
    Shipping is an additional cost that buyers and sellers must consider, and it can sometimes be expensive depending on the item’s size and weight.
  • Frequent Scams and Fraud
    Despite security measures, some users have experienced scams and fraudulent activity on the platform.
  • Customer Service Issues
    Some users have reported difficulties in getting timely responses and resolutions from Mercari's customer service.
  • Competition Among Sellers
    There is high competition among sellers, which can make it harder for new sellers to establish themselves and make sales.

Cert Decoder features and specs

  • User-Friendly Interface
    Cert Decoder is designed with a simple and intuitive interface that makes it easy for users to navigate and use the tool without requiring extensive technical knowledge.
  • Comprehensive Analysis
    The tool provides detailed analyses of certificates, including information about validity, issuer, encryption algorithms, and more, helping users understand their security certificates thoroughly.
  • Free to Use
    Cert Decoder offers its services free of charge, making it accessible for individuals and organizations without budget constraints.
  • Quick Processing
    The tool processes certificate information rapidly, providing almost instant results for users, which is crucial for time-sensitive tasks.

Possible disadvantages of Cert Decoder

  • Limited Advanced Features
    Compared to some paid alternatives, Cert Decoder might lack advanced features that are necessary for more complex certificate management and diagnostics.
  • Reliance on Internet Access
    Users need an active internet connection to utilize the tool, which can be a limitation in areas with unreliable internet service.
  • Privacy Concerns
    While using an online service to decode certificates, there can always be privacy concerns regarding sensitive data being uploaded to a third-party server.
  • No Offline Mode
    Cert Decoder does not offer an offline mode, which could be a drawback for users who require functionality without constant internet availability.

Analysis of Cert Decoder

Overall verdict

  • Cert Decoder appears to be a free online tool for decoding and inspecting SSL/TLS certificates, CSRs, and related cryptographic data, making it useful for quick, no-install certificate analysis, though it should be used with awareness of general web tool privacy considerations when handling sensitive certificate data.

Why this product is good

  • Provides quick, browser-based decoding of certificates without needing to install software
  • Useful for troubleshooting SSL/TLS certificate issues on the fly
  • Simple interface aimed at both technical and semi-technical users
  • No cost to use for basic certificate decoding tasks

Recommended for

  • System administrators needing to quickly verify certificate details
  • Developers debugging SSL/TLS configuration issues
  • IT support staff troubleshooting website certificate errors
  • Students or professionals learning about certificate structure and encoding

Mercari videos

+ Add

MERCARI REVIEW| PROS AND CONS

More videos:

  • Review - Before You Start Selling On Mercari Watch This
  • Tutorial - Mercari Tutorial: How To Sell Fast On Mercari (2020 Review)

Cert Decoder videos

No Cert Decoder videos yet. You could help us improve this page by suggesting one.

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Category Popularity

0-100% (relative to Mercari and Cert Decoder)

Mercari

Cert Decoder

Online Marketplace
100 100%
Online Marketplace
0% 0
Decoding
0 0%
Decoding
100% 100
eCommerce
100 100%
eCommerce
0% 0
Monitoring Tools
0 0%
Monitoring Tools
100% 100

Questions & Answers

As answered by people managing Mercari and Cert Decoder.

What's the story behind your product?

Cert Decoder's answer:

I built certdecoder.com over the weekend for my own needs. Sometimes in my work, I need to verify and check certificate details.

Which are the primary technologies used for building your product?

Cert Decoder's answer:

certdecoder.com was built using just JavaScript and HTML—simple, fast, and with all processing happening locally in your browser, so no certificate data is sent to any server

How would you describe the primary audience of your product?

Cert Decoder's answer:

certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.

Why should a person choose your product over its competitors?

Cert Decoder's answer:

Simple, fast, and reliable. Some similar tools can’t even decode basic certificates. I rigorously tested my tool with many real-world certificates and covered several edge cases where competitors fall short.

Who are some of the biggest customers of your product?

Cert Decoder's answer:

certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.

User comments

Share your experience with using Mercari and Cert Decoder. For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare Mercari and Cert Decoder

Mercari Reviews

25 Best Sites Like eBay To Sell and Buy Stuff in 2022
However, Mercari takes 10% of the selling price of any item sold on the platform. And if you have a Mercari store, the percentage of sales fee taken is only 3%.
Source: www.dollarfinancials.com
Best eBay Alternatives for You to Consider in 2022
Another eBay alternative for you to sell almost everything is Mercari, a Japan-based company that is growing in the UK, US, and Japan. Mercari is similar to eBay in terms of product categories and also allows you to sell second-hand items. Mercari describes itself as the “selling app” with millions of downloads in all markets. The app is pretty simple to use for both sellers...
Source: www.simicart.com
15+ Best eBay Alternatives to Try in 2022
The platform claims that more than 100,000 products are added each day. You can find designer items, video games, phones, jewelry, and many more on Mercari. The setup is simple: you download its app, upload your product, ship it when the product is purchased, and then get paid.
Source: www.mageplaza.com
Top 18 Sites Like Craigslist as an Alternative to Buy (or Sell) in 2020
Listings on Mercari are free, but you’ll pay a 10 percent flat fee when your item sells. Also, Mercari offers for you to print out a prepaid shipping label for when your item sells. That means you’ll want to take into account shipping costs when pricing your items on Mercari.
Source: wellkeptwallet.com
20 Real Craigslist Alternatives For Selling Your Stuff
Mercari is another mobile selling app where you ship the items instead of meeting up with people to deliver the goods.
Source: thecollegeinvestor.com

Cert Decoder Reviews

We have no reviews of Cert Decoder yet.
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Social recommendations and mentions

Based on our record, Mercari seems to be a lot more popular than Cert Decoder. While we know about 19 links to Mercari, we've tracked only 1 mention of Cert Decoder. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Mercari mentions (19)

  • Re: like Enell but cheaper? Or a Canadian source?
    Second-hand sites like poshmark.com, vinted.com, mercari.com, ebay.com, bratabase.com/listings, r/braswap, I even bought a NWT Panache Wired Sports bra for $20 off Facebook marketplace! LOL. Obvi, you can still find NWT from second-hand sites). Source: over 3 years ago
  • reasonable priced swimwear and bras?
    The final sale stuff on Breakout Bras website is best prices I've found for the U.S. (outside of second-hand sites like poshmark.com, ebay.com vinted.com, mercari.com, the usual suspects. You can still find NWT stuff on these sites. I even found a Panache Wired Sports Bra NWT for $20 on Facebook marketplace! LOL.). Source: over 3 years ago
  • Podcasters promoting hobby lobby
    I have also bought a lot of yarn on Mercari Lots of hand dyed yarn, name brands from individuals de-stash, estates. Source: over 3 years ago
  • Can you order past bags?
    You can always check mercari.com as well. Source: almost 4 years ago
  • Everything you need to know about collecting battle chips (especially cost)
    Mercari.jp is the second most popular. Don't get this confused with mercari.com, because while it is the same company, the listings aren't transferable. Mercari is basically like facebook marketplace, first come first serve. They also hate proxy services, so its harder for people not in japan to buy from them. I'll explain more in the proxy section. Source: almost 4 years ago
View more

Cert Decoder mentions (1)

  • Banana.dog back from the dead
    Why? Because I built certdecoder.com and couldn’t find a decent place to submit it. So I said screw it — I’ll build my own. With blackjack and hookers. - Source: dev.to / over 1 year ago

What are some alternatives?

When comparing Mercari and Cert Decoder, you can also consider the following products

eBay - Buy and sell electronics, cars, fashion apparel, collectibles, sporting goods, digital cameras, baby items, coupons, and everything else on eBay, the world's online marketplace

Poshmark - Poshmark is the #1 place to buy and sell fashion. Shop millions of closets–and sell yours too!

Etsy - Buy and sell handmade or vintage items, art and supplies on Etsy, the worlds most vibrant handmade...

1stdibs - Antique and Modern Furniture, Jewelry, Fashion & Art

Chairish - Shop Chairish, the design insider's source for the very best in vintage and contemporary furniture, decor and art.

StockX - Stock market for buying/selling limited edition sneakers

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